Home / 816,571.60-1,224,274.20-366,924.40

Finding the Fourth Proportional to 816,571.60, 1,224,274.20 and 366,924.40

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Solution

The fourth proportional to 816,571.60, 1,224,274.20 and 366,924.40 is: 550,124.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,571.60 : 1,224,274.20 = 366,924.40 : x
  2. Step 2: Convert to fraction form
    816,571.60/1,224,274.20 = 366,924.40/x
  3. Step 3: Cross multiply
    816,571.60x = 1,224,274.20 × 366,924.40
  4. Step 4: Simplify right side
    816,571.60x = 449,216,076,270.48
  5. Step 5: Solve for x
    x = 449,216,076,270.48/816,571.60
  6. Step 6: Final answer
    x = 550,124.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.